Ultrathin
a. 超薄的,極細的
??? 情景例句
I'm sure glad you're here, Grandpa.
您來這里我真高興， 爺爺。
In college I majored in economics, What was you major?
大學時我主修經濟，你主修什么呢？
The machines will not operate properly.
那些機器不能正常運轉。